From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Mon, 8 Jun 2015 16:11:40 +0200
Subject: [PATCH] brcmfmac: register wiphy(s) during module_init
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This is needed by OpenWrt which expects all PHYs to be created after
module loads successfully.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---

--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -1305,6 +1305,7 @@ int __init brcmf_core_init(void)
 {
 	if (!schedule_work(&brcmf_driver_work))
 		return -EBUSY;
+	flush_work(&brcmf_driver_work);
 
 	return 0;
 }
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -444,6 +444,7 @@ struct brcmf_fw {
 	u16 bus_nr;
 	void (*done)(struct device *dev, const struct firmware *fw,
 		     void *nvram_image, u32 nvram_len);
+	struct completion *completion;
 };
 
 static void brcmf_fw_request_nvram_done(const struct firmware *fw, void *ctx)
@@ -478,6 +479,8 @@ static void brcmf_fw_request_nvram_done(
 		goto fail;
 
 	fwctx->done(fwctx->dev, fwctx->code, nvram, nvram_length);
+	if (fwctx->completion)
+		complete(fwctx->completion);
 	kfree(fwctx);
 	return;
 
@@ -485,6 +488,8 @@ fail:
 	brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
 	release_firmware(fwctx->code);
 	device_release_driver(fwctx->dev);
+	if (fwctx->completion)
+		complete(fwctx->completion);
 	kfree(fwctx);
 }
 
@@ -500,6 +505,8 @@ static void brcmf_fw_request_code_done(c
 	/* only requested code so done here */
 	if (!(fwctx->flags & BRCMF_FW_REQUEST_NVRAM)) {
 		fwctx->done(fwctx->dev, fw, NULL, 0);
+		if (fwctx->completion)
+			complete(fwctx->completion);
 		kfree(fwctx);
 		return;
 	}
@@ -517,6 +524,8 @@ static void brcmf_fw_request_code_done(c
 fail:
 	brcmf_dbg(TRACE, "failed: dev=%s\n", dev_name(fwctx->dev));
 	device_release_driver(fwctx->dev);
+	if (fwctx->completion)
+		complete(fwctx->completion);
 	kfree(fwctx);
 }
 
@@ -528,6 +537,8 @@ int brcmf_fw_get_firmwares_pcie(struct d
 				u16 domain_nr, u16 bus_nr)
 {
 	struct brcmf_fw *fwctx;
+	struct completion completion;
+	int err;
 
 	brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev));
 	if (!fw_cb || !code)
@@ -548,9 +559,17 @@ int brcmf_fw_get_firmwares_pcie(struct d
 	fwctx->domain_nr = domain_nr;
 	fwctx->bus_nr = bus_nr;
 
-	return request_firmware_nowait(THIS_MODULE, true, code, dev,
+	init_completion(&completion);
+	fwctx->completion = &completion;
+
+	err = request_firmware_nowait(THIS_MODULE, true, code, dev,
 				       GFP_KERNEL, fwctx,
 				       brcmf_fw_request_code_done);
+	if (!err)
+		wait_for_completion_timeout(fwctx->completion,
+					    msecs_to_jiffies(5000));
+	fwctx->completion = NULL;
+	return err;
 }
 
 int brcmf_fw_get_firmwares(struct device *dev, u16 flags,
